diff --git a/models/queue_job_batch.py b/models/queue_job_batch.py
index 258fd233d28357a07cf27d186965c6283db94194..2f51442f05748750816b6f2a103ac7df6308b7b5 100644
--- a/models/queue_job_batch.py
+++ b/models/queue_job_batch.py
@@ -46,4 +46,4 @@ class QueueJobBatch(models.Model):
                 end_date=self.end_date,
             )
             # Recompute static datas for last month
-            self.acc_operation_id.set_static_data()
+            self.acc_operation_id._set_static_data()